CN114713642B - Novel back lining roller regulated and controlled in hydraulic mode - Google Patents
Novel back lining roller regulated and controlled in hydraulic mode Download PDFInfo
- Publication number
- CN114713642B CN114713642B CN202210641949.4A CN202210641949A CN114713642B CN 114713642 B CN114713642 B CN 114713642B CN 202210641949 A CN202210641949 A CN 202210641949A CN 114713642 B CN114713642 B CN 114713642B
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- ring
- eccentric ring
- outer eccentric
- saddle
- mandrel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B29/00—Counter-pressure devices acting on rolls to inhibit deflection of same under load, e.g. backing rolls ; Roll bending devices, e.g. hydraulic actuators acting on roll shaft ends
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
- B21B37/38—Control of flatness or profile during rolling of strip, sheets or plates using roll bending
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2203/00—Auxiliary arrangements, devices or methods in combination with rolling mills or rolling methods
- B21B2203/18—Rolls or rollers
- B21B2203/182—Fluid driven rolls or rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/02—Transverse dimensions
- B21B2261/04—Thickness, gauge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2263/00—Shape of product
- B21B2263/04—Flatness
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolls And Other Rotary Bodies (AREA)
- Reciprocating Pumps (AREA)
- Friction Gearing (AREA)
Abstract
The invention belongs to the technical field of backing rolls, and particularly relates to a novel backing roll regulated in a hydraulic mode, which comprises a mandrel, cover plates and pressing gears, wherein the cover plates are arranged at two ends of the mandrel through screws, the pressing gears are arranged at two sides of the mandrel and are meshed with an output rack of a pressing hydraulic cylinder, a plurality of saddle ring sets are arranged on the mandrel at equal intervals, saddle rings of the saddle ring sets are fixed with a frame through sector plates, a backing bearing is arranged between adjacent saddle ring sets, an inner eccentric ring inside the saddle ring sets is driven to rotate in a hydraulic driving mode, so that the mandrel generates deflection deformation, and finally the deformation is transmitted to other adjacent rolls through the backing bearing. The regulation and control response is fast, the control is more flexible and accurate, the instruction response speed of the hydraulic system is fast, the correction time is shortened, and the sensitivity is improved.
Description
Technical Field
The invention belongs to the technical field of backing rollers, and particularly relates to a novel backing roller regulated and controlled in a hydraulic mode.
Background
The metal ultra-thin strip is an important basic material in the national emerging high-precision field, and is mainly used in military and civil high-tech products such as aerospace, nuclear power equipment, flexible display screens and the like. With the continuous development of science and technology, various ultrathin and ultraprecise metal strips are increasingly used in the fields of industry and the like, the demand is increased year by year, and the market potential is very huge. Flatness is an index indicating that a strip loses its flat topographical surface features and exhibits shape defects such as waves, warping, etc. in the absence of an external force. The direct reason for generating flatness defects is that the strip deforms unevenly in the width direction during rolling, interactive internal stress is generated in the width direction of the strip, when the internal stress reaches a certain amount, the pressed part of the strip is unstable to cause wave shape, flatness is a key index for measuring products, and plate shape control is the most complex and difficult technology in rolling production. At present, in the production process of cold-rolled strip steel, plate shape control is mainly carried out through a traditional backing roll, an outer eccentric ring in the backing roll is driven by a piston rod rack at the output end of a convexity hydraulic cylinder to be meshed with two fan-shaped gear pieces, a plurality of backing rolls are placed in the mandrel direction, a sectional action effect is realized on a mandrel through different outer eccentric rack pressing amounts, the mandrel generates flexural deformation and is transmitted to a working roll through a tower-shaped roll system and finally acts on a strip to regulate and control the flatness of the strip, but the regulation precision of the backing roll is reduced due to abrasion in a rack and gear meshing mode, vibration is caused, adverse effects are generated on the production of the strip, meanwhile, the meshing mode of gear racks is not convenient for the disassembly and the replacement of the backing roll, and the production efficiency of a machine is reduced in actual production.
Disclosure of Invention
The invention provides a novel back lining roller regulated and controlled in a hydraulic mode aiming at the problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a novel backing roll of hydraulic pressure mode regulation and control, includes the mandrel, through the apron of mounting screw at the mandrel both ends to and install the gear that pushes down at the mandrel both sides, the gear that pushes down meshes with the output rack that pushes down the hydraulic cylinder mutually the equidistant a plurality of saddle ring groups of installing of mandrel, the saddle ring of saddle ring group is fixed with the frame through the sector plate, is provided with the backing bearing between adjacent saddle ring group, and the mode drive saddle ring group inside through hydraulic drive rotates to make the mandrel produce the amount of deflection and warp, finally will warp the transmission to other adjacent rollers through the backing bearing.
Further, the saddle ring set comprises a saddle ring, an outer eccentric ring, an inner eccentric ring, an outer eccentric ring rotor, an outer eccentric ring stator, rotor blades and a valve plate, the saddle ring is fixedly connected with the frame through a sector plate, the outer eccentric ring is arranged inside the saddle ring, the excircle of the outer eccentric ring is coaxial with the inner hole of the saddle ring, the inner eccentric ring is arranged inside the outer eccentric ring, the excircle of the inner eccentric ring is concentric with the inner circle of the outer eccentric ring, needle bearings are arranged between the saddle ring and the outer eccentric ring and between the outer eccentric ring and the inner eccentric ring, the number of the outer eccentric ring rotors is two, the two outer eccentric ring rotors are respectively fixed on two sides of the outer eccentric ring through pins, so that the outer eccentric ring rotor and the outer eccentric ring can synchronously rotate, the number of the rotor blades is multiple, and the rotor blades are uniformly distributed on the outer eccentric ring rotor in an annular manner and are used for bearing the thrust of hydraulic oil, the outer eccentric ring stators are fixed on two sides of the saddle ring through screws respectively, hydraulic oil ports are formed in the outer eccentric ring stators and used for feeding and discharging hydraulic oil, grooves which are oppositely formed are formed in opposite surfaces of the two outer eccentric ring stators, counter bores are formed in the grooves and used for guiding the hydraulic oil, a flow distribution disc is arranged in the grooves, two openings are symmetrically formed in the flow distribution disc and used for guiding the hydraulic oil into a cavity between the inner circumferential surface of the groove and the outer circumferential surface of the outer eccentric ring rotor, the outer eccentric ring rotor is located in the grooves, an oil blocking ring and an oil blocking ring are arranged between the outer eccentric ring rotor and the outer eccentric ring stator to seal, and leakage of the hydraulic oil is reduced.
Still further, the port plate is oval.
Compared with the prior art, the invention has the following advantages:
1. compared with a hydraulic cylinder rack and gear external eccentric structure, the invention has simple mechanical structure and lower manufacturing cost;
2. compared with a hydraulic cylinder rack and gear external eccentric structure, the invention is convenient to disassemble, assemble and maintain, and reduces the operation and maintenance cost of the rolling mill;
3. compared with a rack and gear outer eccentric structure of a hydraulic cylinder, the back lining roller controls the outer eccentric ring of the back lining roller in a hydraulic control mode, so that the mandrel generates flexural deformation, the regulation and control reaction is fast, the control is more flexible and accurate, the instruction response speed of a hydraulic system is fast, the correction time is shortened, and the sensitivity is improved;
4. compared with a hydraulic cylinder rack and gear external eccentric structure, the hydraulic control mode is adopted to control the external eccentricity of the backing roller, so that the hydraulic cylinder rack and gear external eccentric structure has the advantages of long service life, stable operation, low noise and strong flexibility.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the connection of the saddle ring set and sector plates of the present invention;
FIG. 3 is a cross-sectional view of the saddle ring set of the present invention;
FIG. 4 is a cross-sectional view of an outer eccentric ring stator of the present invention;
FIG. 5 is a schematic structural view of an outer eccentric ring stator of the present invention;
FIG. 6 is a schematic structural view of a port plate according to the present invention;
in the figure, a saddle ring-1, an outer eccentric ring-2, an inner eccentric ring-3, an outer eccentric ring rotor-4, an outer eccentric ring stator-5, a rotor blade-6, a port plate-7, a needle bearing-8, a hydraulic oil port-9, a groove-10, a counter bore-11, a notch-12, an oil baffle ring-13, an oil baffle ring-14, a mandrel-15, a cover plate-16, a pressing gear-17, a saddle ring group-18, a sector plate-19 and a backing bearing-20.
Detailed Description
In order to further illustrate the technical solution of the present invention, the present invention is further illustrated by the following examples.
As shown in fig. 1 to 6, a novel hydraulically controlled backing roll comprises a mandrel 15, cover plates 16 mounted at two ends of the mandrel 15 through screws, and pressing gears 17 mounted at two sides of the mandrel 15, wherein the pressing gears 17 are engaged with output racks of pressing hydraulic cylinders, a plurality of saddle ring sets 18 are mounted on the mandrel 15 at equal intervals, saddle rings 1 of the saddle ring sets 18 are fixed with a frame through sector plates 19, backing bearings 20 are arranged between adjacent saddle ring sets 18, an inner eccentric ring 3 inside the saddle ring sets 18 is driven to rotate through a hydraulic driving mode, so that the mandrel 15 generates deflection deformation, and finally the deformation is transmitted to other adjacent rolls through the backing bearings 20.
The saddle ring set 18 comprises a saddle ring 1, an outer eccentric ring 2, an inner eccentric ring 3, an outer eccentric ring rotor 4, an outer eccentric ring stator 5, rotor blades 6 and a valve plate 7, wherein the saddle ring 1 is fixedly connected with a frame through a sector plate 19, the outer eccentric ring 2 is arranged inside the saddle ring 1, the excircle of the outer eccentric ring 2 is coaxial with the inner hole of the saddle ring 1, the inner eccentric ring 3 is arranged inside the outer eccentric ring 2, the excircle of the inner eccentric ring is concentric with the inner circle of the outer eccentric ring 2, needle bearings 8 are arranged between the saddle ring 1 and the outer eccentric ring 2 and between the outer eccentric ring 2 and the inner eccentric ring 3, the number of the outer eccentric ring rotors 4 is two, the outer eccentric ring rotors are respectively fixed on two sides of the outer eccentric ring 2 through pins, so that the outer eccentric ring rotor 4 and the outer eccentric ring 2 synchronously rotate, the rotor blades 6 are multiple and are uniformly distributed on the outer eccentric ring rotor 4 in an annular manner, the two stators 5 are fixed on the two sides of the saddle ring 1 through screws respectively, the outer eccentric ring stators 5 are provided with hydraulic oil ports 9 for the inlet and outlet of hydraulic oil, opposite surfaces of the two outer eccentric ring stators 5 are provided with oppositely arranged grooves 10, a counter bore 11 is arranged in the groove 10 and used for guiding hydraulic oil, a valve plate 7 is arranged in the groove 10, the valve plate 7 is in an oval shape, two notches 12 are symmetrically arranged on the valve plate 7 and are used for guiding hydraulic oil into a cavity between the inner circumferential surface of the groove 10 and the outer circumferential surface of the outer eccentric ring rotor 4, the outer eccentric ring rotor 4 is positioned in the groove 10, and an oil baffle ring 13 and an oil baffle ring 14 are arranged between the outer eccentric ring rotor 4 and the outer eccentric ring stator 5 for sealing, thereby reducing the leakage of hydraulic oil.
The invention is based on the transmission and control of a hydraulic system, hydraulic oil is injected into a backing roller through a hydraulic oil port 9, the hydraulic oil is injected into a cavity between the inner circumferential surface of a groove 10 and the outer circumferential surface of an outer eccentric ring rotor 4 under the action of a port plate 7 to form a high-pressure cavity, the hydraulic oil acts on a rotor blade 6 to drive the outer eccentric ring rotor 4, under the connection of the pin, the outer eccentric ring 2 is driven to rotate, the inner eccentric ring 3 is arranged inside the outer eccentric ring 2, the rotation of the outer eccentric ring 2 drives the inner eccentric ring 3 to rotate, the inner eccentric ring 3 and the mandrel 15 are connected through a key, two ends of the mandrel 15 are locked through the pressing gear 17, the mandrel 15 is given a certain torsional deformation and is acted on the work roll through the backing bearing 20, and finally is acted on the metal sheet strip through the work roll, thereby regulating the flatness of the metal ultra-thin strip.
While there have been shown and described what are at present considered to be the essential features and advantages of the invention, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (2)
1. A novel back lining roller regulated in a hydraulic mode comprises a mandrel (15), cover plates (16) installed at two ends of the mandrel (15) through screws, and pressing gears (17) installed on two sides of the mandrel (15), wherein the pressing gears (17) are meshed with an output rack of a pressing hydraulic cylinder, and the novel back lining roller is characterized in that: a plurality of saddle ring groups (18) are equidistantly arranged on the mandrel (15), saddle rings (1) of the saddle ring groups (18) are fixed with a frame through sector plates (19), backing bearings (20) are arranged between the adjacent saddle ring groups (18), and an inner eccentric ring (3) inside the saddle ring groups (18) is driven to rotate in a hydraulic driving mode, so that the mandrel (15) generates deflection deformation, and finally the deformation is transmitted to other adjacent rollers through the backing bearings (20);
the saddle ring set (18) comprises a saddle ring (1), an outer eccentric ring (2), an inner eccentric ring (3), an outer eccentric ring rotor (4), an outer eccentric ring stator (5), rotor blades (6) and a valve plate (7), wherein the saddle ring (1) is fixedly connected with a frame through a sector plate (19), the outer eccentric ring (2) is arranged inside the saddle ring (1), the excircle of the outer eccentric ring (2) is coaxial with the inner hole of the saddle ring (1), the inner eccentric ring (3) is arranged inside the outer eccentric ring (2), the excircle of the inner eccentric ring is concentric with the inner circle of the outer eccentric ring (2), bearings (8) are arranged between the saddle ring (1) and the outer eccentric ring (2) and between the outer eccentric ring (2) and the inner eccentric ring (3), the outer eccentric ring rotor (4) is provided with two rolling needles which are respectively fixed on two sides of the outer eccentric ring (2) through pins, thereby realizing the synchronous rotation of the outer eccentric ring rotor (4) and the outer eccentric ring (2), a plurality of rotor blades (6) are uniformly distributed on the outer eccentric ring rotor (4) in an annular shape and are used for bearing the thrust of hydraulic oil, two outer eccentric ring stators (5) are respectively fixed on two sides of the saddle ring (1) through screws, a hydraulic oil port (9) is arranged on the outer eccentric ring stators (5) and is used for entering and exiting the hydraulic oil, opposite surfaces of the two outer eccentric ring stators (5) are provided with oppositely arranged grooves (10), counter bores (11) are arranged in the grooves (10) and are used for guiding the hydraulic oil, a flow distribution disc (7) is arranged in the grooves (10), two notches (12) are symmetrically arranged on the flow distribution disc (7) and are used for guiding the hydraulic oil into a cavity between the inner circumferential surface of the grooves (10) and the outer circumferential surface of the outer eccentric ring rotor (4), the outer eccentric ring rotor (4) is positioned in the groove (10), and an oil baffle ring (13) and an oil baffle ring (14) are arranged between the outer eccentric ring rotor (4) and the outer eccentric ring stator (5) for sealing, so that leakage of hydraulic oil is reduced.
2. The new hydraulically regulated backing roll according to claim 1, wherein: the valve plate (7) is oval.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210641949.4A CN114713642B (en) | 2022-06-08 | 2022-06-08 | Novel back lining roller regulated and controlled in hydraulic mode |
| US17/974,338 US11813652B2 (en) | 2022-06-08 | 2022-10-26 | Hydraulically controlled backing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210641949.4A CN114713642B (en) | 2022-06-08 | 2022-06-08 | Novel back lining roller regulated and controlled in hydraulic mode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114713642A CN114713642A (en) | 2022-07-08 |
| CN114713642B true CN114713642B (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210641949.4A Active CN114713642B (en) | 2022-06-08 | 2022-06-08 | Novel back lining roller regulated and controlled in hydraulic mode |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US11813652B2 (en) |
| CN (1) | CN114713642B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118287536A (en) * | 2024-06-05 | 2024-07-05 | 太原理工大学 | Supporting roller assembly and straightener |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3199326A (en) * | 1962-07-20 | 1965-08-10 | Blaw Knox Co | Roll changing device for rolling mills |
| US4289013A (en) * | 1979-08-29 | 1981-09-15 | Textron, Inc. | Crown control for rolling mill |
| US5193377A (en) * | 1991-08-23 | 1993-03-16 | T. Sendzimir, Inc. | Crown adjustment systems on cluster mills |
| CN2907939Y (en) * | 2006-05-24 | 2007-06-06 | 曹全有 | Convexity control device of 20 rolling machine |
| JP2008114272A (en) * | 2006-11-07 | 2008-05-22 | Jfe Steel Kk | Automatic gauge control method and apparatus in sendzimir mill |
| CN101219436A (en) * | 2008-01-25 | 2008-07-16 | 中冶陕压重工设备有限公司 | Roll form regulating mechanism for twelve-roller controllable roll form roller mill |
| CN101249517A (en) * | 2008-04-05 | 2008-08-27 | 无锡五冶金属压延有限公司 | Convexity adjusting apparatus of multiple rollers cold calender |
| CN101342543A (en) * | 2008-08-18 | 2009-01-14 | 中冶陕压重工设备有限公司 | Fourteen-roller strip mill |
| CN104492813A (en) * | 2014-11-24 | 2015-04-08 | 西安捷锐精密冶金设备有限公司 | Integral arch type four-roller rolling mill |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5471859A (en) * | 1992-07-20 | 1995-12-05 | T. Sendzimir, Inc. | Cluster mill crown adjustment system |
| US5943895A (en) * | 1997-04-24 | 1999-08-31 | Sms Schloemann-Siemag Aktiengesellschaft | Dynamic crown control back-up roll assembly |
| US7234334B1 (en) * | 2002-08-02 | 2007-06-26 | United Grinding And Machine Company | Saddle for backing assemblies in a rolling mill |
| CN200977529Y (en) * | 2006-09-28 | 2007-11-21 | 北京京诚之星科技开发有限公司 | Improved eight rolls roller |
| CN201015779Y (en) * | 2006-12-07 | 2008-02-06 | 郑红专 | Roller mill having the roll set base with a two-dimension unitized construction |
| CN201046460Y (en) * | 2007-04-29 | 2008-04-16 | 北京中钢贸科技发展有限公司 | B,C roll of twenty-high rolling mill |
| CN201183063Y (en) * | 2008-04-05 | 2009-01-21 | 无锡五冶金属压延有限公司 | Convexity adjusting apparatus of multi-roller cold rolling mill |
| CN203030636U (en) * | 2012-12-29 | 2013-07-03 | 包头市达安机电设备制造有限责任公司 | Convexity adjustment deivce of twenty-high rolling mill |
| CN105689393A (en) * | 2014-11-24 | 2016-06-22 | 西北机器有限公司 | Overall memorial archway type eight-roller mill |
| CN204247688U (en) * | 2014-11-24 | 2015-04-08 | 西安捷锐精密冶金设备有限公司 | A kind of overall memorial archway formula four-high mill |
| CN114728316B (en) * | 2020-01-22 | 2024-07-02 | 日本森吉米尔公司 | Multi-roller mill |
-
2022
- 2022-06-08 CN CN202210641949.4A patent/CN114713642B/en active Active
- 2022-10-26 US US17/974,338 patent/US11813652B2/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3199326A (en) * | 1962-07-20 | 1965-08-10 | Blaw Knox Co | Roll changing device for rolling mills |
| US4289013A (en) * | 1979-08-29 | 1981-09-15 | Textron, Inc. | Crown control for rolling mill |
| US5193377A (en) * | 1991-08-23 | 1993-03-16 | T. Sendzimir, Inc. | Crown adjustment systems on cluster mills |
| CN2907939Y (en) * | 2006-05-24 | 2007-06-06 | 曹全有 | Convexity control device of 20 rolling machine |
| JP2008114272A (en) * | 2006-11-07 | 2008-05-22 | Jfe Steel Kk | Automatic gauge control method and apparatus in sendzimir mill |
| CN101219436A (en) * | 2008-01-25 | 2008-07-16 | 中冶陕压重工设备有限公司 | Roll form regulating mechanism for twelve-roller controllable roll form roller mill |
| CN101249517A (en) * | 2008-04-05 | 2008-08-27 | 无锡五冶金属压延有限公司 | Convexity adjusting apparatus of multiple rollers cold calender |
| CN101342543A (en) * | 2008-08-18 | 2009-01-14 | 中冶陕压重工设备有限公司 | Fourteen-roller strip mill |
| CN104492813A (en) * | 2014-11-24 | 2015-04-08 | 西安捷锐精密冶金设备有限公司 | Integral arch type four-roller rolling mill |
Non-Patent Citations (2)
| Title |
|---|
| 王农等.十二辊交叉轧机辊形调整原理.《重型机械》.2008,(第04期),第7-10页. * |
| 现代板形调节机构（4）;武红林;《轻合金加工技术》;19960420;第24卷(第04期);第34-38页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US11813652B2 (en) | 2023-11-14 |
| CN114713642A (en) | 2022-07-08 |
| US20230052873A1 (en) | 2023-02-16 |
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